supporting science, technology, and improved economic performance and financial literacy in the 21stentury. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> brown: israel and the militant group hamas slid closer to all-out war today. the israelis blasted gaza with scores of air strikes, a the pestinians said 16 people were killed there. hamas and its allies fired more than 200 rockets and even struck as far away as tel aviv. three israelis were killed. we begin with this report by john ray of "independent television news." ( gunfire ) >> reporter: in gaza, gunfire and a thirst for revenge. thousands throng the streets for the funeral of a hamas leader killed by israel. the first death of this conflict but how many more will follow? the mood here is of great anger and defiance. militarily, hamas is no match for the israeli air force. but they say this ia death that must and will be avenged. so, no ceasefire in sigh